Top portion of a liquid dispenser



FIG. 1 is a perspective view of the ornamental design of a top portionof a liquid dispenser showing our new design.

FIG. 2 is a front view of the top portion of the liquid dispenser;

FIG. 3 is a side view of the top portion of the liquid dispenser; and,

FIG. 4 is a top view of the top portion of the liquid dispenser.

The broken lines shown in FIGS. 1-4 are for environmental purposes onlyand form no part of the claimed design.

The ornamental design for a top portion of a liquid dispenser, as shownand described.